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Webkit Jobs in California (NOW HIRING)

Apple

JavaScriptCore Security Engineer

Cupertino, CA

$150K - $277K/yr

Join us! Description The JavaScriptCore team in WebKit is responsible for the JavaScriptCore engine, and our mission is to make JavaScript and WebAssembly execution both fast and secure.

Apple

Product Manager, Internet Apps

Cupertino, CA

$144K - $263K/yr

... and WebKit Understand your product technologies several layers deep and be able to clearly communicate them with knowledgable insight Influence critical product trade-offs that impact schedule ...

Apple Inc.

Product Manager, Internet Apps

Cupertino, CA · On-site

$144K - $263K/yr

Collaborate with engineering and design teams to define product roadmap and strategy for key system apps that could include Safari and Mail, as well as important technologies like AirDrop and WebKit

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How much do webkit jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for webkit in California is $42.34, according to ZipRecruiter salary data. Most workers in this role earn between $35.34 and $47.93 per hour, depending on experience, location, and employer.

What is a WebKit developer?

Webkit developers are software engineers who contribute to or work with the Webkit open-source browser engine. Webkit is the underlying technology behind browsers like Safari and was the basis for Google Chrome's original engine. Webkit developers focus on implementing web standards, optimizing browser performance, fixing bugs, and adding new features to ensure that web content is rendered accurately and efficiently. Their work is critical for improving the browsing experience and supporting the latest web technologies.

What are the key skills and qualifications needed to thrive as a WebKit developer?

To thrive as a Webkit developer, you need strong proficiency in C++, HTML, CSS, and JavaScript, along with a solid understanding of web standards and browser engine architecture. Familiarity with source control systems like Git, build tools such as CMake, and experience with debugging and profiling tools are commonly required. Attention to detail, problem-solving skills, and effective communication are essential soft skills that help in collaborating with cross-functional teams and addressing complex issues. These skills ensure that you can contribute to the performance, compatibility, and reliability of web technologies within the Webkit engine.

How do professionals working on the WebKit project typically collaborate with other teams and stakeholders?

WebKit developers often collaborate closely with browser vendors, open-source contributors, and internal teams such as security, user experience, and quality assurance. Communication usually happens through code reviews, mailing lists, and regular project meetings to align on priorities and resolve technical challenges. Since WebKit is an open-source project, contributing members also engage with external developers and the broader web standards community to ensure compatibility and innovation across platforms. This collaborative environment fosters both learning and the opportunity to influence the future of web technologies.

What is the difference between Webkit vs Web Developer?

AspectWebkitWeb Developer
Primary RoleRendering engine used in browsers like Safari and ChromeDesigning, coding, and maintaining websites and web applications
Required SkillsKnowledge of browser rendering, HTML, CSS, JavaScriptProficiency in HTML, CSS, JavaScript, frameworks, and backend integration
Work EnvironmentSoftware development, browser development teamsWeb development agencies, tech companies, freelance projects

Webkit is a browser rendering engine, while a Web Developer creates websites and web applications. Webkit focuses on how browsers display content, whereas Web Developers build the content itself. Both roles require knowledge of HTML, CSS, and JavaScript, but Web Developers have a broader scope including design and backend work.

What are popular job titles related to Webkit jobs in California?

For Webkit jobs in California, the most frequently searched job titles are:

What job categories do people searching Webkit jobs in California look for?

The top searched job categories for Webkit jobs in California are:

Webkit jobs near you
Infographic showing various Webkit job openings in California as of September 2026, with employment types broken down into 57% Full Time, and 43% Contract. Highlights an 100% In-person job distribution, with an average salary of $88,071 per year, or $42.3 per hour.

JavaScript Virtual Machine Compiler Engineer

Cupertino, CA • On-site, Remote

Apple
Computer and Electronic Product Manufacturing • 10K+ employees
Learn more about Appleexternal

Full-time

Re-posted 21 days ago

Apple rating

8.1

Company rating: 8.1 out of 10

Based on 684 frontline employees who took The Breakroom Quiz

6th of 30 rated technology retailers

Job description

In this role, you have the opportunity to push the state of the art of JavaScript and WebAssembly performance. The JavaScriptCore team at Apple is looking for system programmers with compiler (especially just-in-time) and virtual machine experience. You will be working to deliver a faster and more secure web for all Apple products by improving JavaScriptCore's already world-class JIT compilers, runtime systems, and the garbage collector. The work is challenging, and the impact is worldwide. Join us.
Description
The JavaScriptCore team in WebKit is responsible for the JavaScriptCore engine, and our mission is to make JavaScript and WebAssembly execution both fast and secure. JavaScriptCore engineers work on all aspects of the engine: the compilation pipeline, the language runtime, the garbage collector, and the API for native apps. The compilation pipeline consists of the parser, the bytecode frontend, profile-guided type profiling, and multiple optimizing compiler backend that turn JS and Wasm programs into efficient ARM and x86 machine code.
In this role, you will work across all areas of the engine, improving the performance, security, and stability of the engine, as well as compatibility with other browsers. You will also help guide the evolution of the JavaScript and WebAssembly languages via public standards. You will drive new innovations, add new optimizations, tune performance, implement language features, in addition to diagnosing and fixing existing problems.
Minimum Qualifications
BS in computer science or equivalent
Experience programming in modern C++
Excellent debugging, critical thinking, and communication skills
Experience with compilers, parsers, and interpreters
Experience with assembly-level programming
Experience with performance analysis
Experience with memory allocators and garbage collectors
Preferred Qualifications
Hands-on experience with VMs with just-in-time compilers (e.g. JavaScript engines and JVMs)
Experience with web browsers
Knowledge of JavaScript and WebAssembly

What Apple employees say

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About Apple

Sourced by ZipRecruiter

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, intelligent people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products. The same real passion for innovation that goes into our products also applies to our practices strengthening our dedication to leave the world better than we found it.

Industry

Computer and electronic product manufacturing

Company size

10,000+ Employees

Headquarters location

Cupertino, CA, US

Year founded

1976

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